Eleven years ago today, the World Trade complex was destroyed and the Pentagon damaged in a terrorist attack that killed 3,000 people.

Thirty-nine years ago today, a CIA-backed coup headed by General Augusto Pinochet toppled Chile’s democratically-elected, socialist president Salvador Allende, installing a ruthless seventeen-year dictatorship, led by Pinochet, during which 3,000 people were killed and 30,000 were imprisoned and/or tortured.

Sixty-eight years ago, the British RAF firebombed Darmstadt, Germany, destroying much of its historic city centre and killing over 11,000 inhabitants.

One hundred and fifty-five years ago today, one hundred and twenty emigrants on their way to California, known as the Baker-Fancher party, were massacred at Mountain Meadows in southern Utah by a militia composed of Mormon settlers disguised as Native Americans and a group of Paiute that the militiamen had armed and persuaded to join them.

Never forget the terrible things human beings can do to one another, and the horrors we’re capable of.